a-dec.com

Valid Email Server

Domain Overview

DNS: ✓ 20d ago Checker: ✓ 20d ago
a-dec.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-20 21:25:38 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

  • adec-com0c.mail.protection.outlook.com

MX Priorities

  • adec-com0c.mail.protection.outlook.com: 10

A / AAAA Records

  • 13.89.96.222 (no PTR)

Mail Server IPs

  • 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
  • 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
  • 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
  • 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
  • 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com

SOA Record

Raw SOA ns1-02.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-02.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s

Nameservers (NS)

ns3-02.azure-dns.org
ns4-02.azure-dns.info
ns1-02.azure-dns.com
ns2-02.azure-dns.net

SPF Record

✓ Strict (-all)
v=spf1 ip4:148.66.231.179 include:spf.protection.outlook.com include:customers.clickdimensions.com include:_spf.psm.knowbe4.com include:_spf.brainier.com include:_spf.regroupcloud.com ip4:192.254.115.42 -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=reject; ri=84600
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject

DKIM Selectors

✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ DKIM properly configured for selector: selector1

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

18 records
  • onetrust-domain-verification=1a60d05c88e443ecb22f3ceb6600f565
  • DVnNBLsgS1enjaKlHlVNwJUL+FMN0yiVvBNsAnFq9DA=
  • google-site-verification=QcGajlVoEmk_bR6pkhVptk4iUDSi2bmBUCQ70Z8nCSQ
  • adec-sitecore-prod-cd.azurewebsites.net
  • SPFv=spf1 ip4:148.66.231.179 include:spf.protection.outlook.com include:customers.clickdimensions.com include:_spf.psm.knowbe4.com include:_spf.brainier.com include:_spf.regroupcloud.com ip4:192.254.115.42 -all
  • cisco-ci-domain-verification=57e10ffa854d85aab0f139cd475bbc0a307bcfd71cfb8950f0844be39d9f8cdb
  • wrike-verification=MjExNTEzNToxYzI4NjA2NmE0M2I0ZWFkZWUxNDFlYThjNTllNzUzZGU5YzVjMjdkNTIzODhmODJjOWIyM2ExZGMzYTBiYjkx
  • adec-sitecore-dev-cm.azurewebsites.net
  • 9tj89ghq0hm9blfahkjhivoqpm
  • WZOytRd+KwDckQghIjOZRieU8yMy+jVxgyeI6pn8HbIFMC28wjjmQ2zk9iylGl5hsh2AfdCrrmAJ2+XHhB8DZw==
  • askf03sdbrpek7g6lusepamai6
  • atlassian-domain-verification=i8YGYjsv84pG6p7gDe5FYhLjytmSHMo1amM/0H9xuUr592mP2F4mePWBl70RfScH
  • m7775a8mrp2puc3fl589kobpk
  • google-site-verification=T6VzuobxZS0pg1S8lCkHCsI0EusmGVs1qiATB15_-OA
  • apple-domain-verification=JtmI3a1GtvGxMobp
  • 8vdagmpcojj2ld4pihr6am0qa5
  • autodesk-domain-verification=YV-dKRskA5lG643yWMUi
  • qeogk1adfm6lg76grmqvdj84qt
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site · Customize →
See demo & docs
Deep verification
Full email verification for a-dec.com

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits